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Add an action to highlight the current stack frame for debugging
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86 changes: 86 additions & 0 deletions
86
....jdt.debug.ui/ui/org/eclipse/jdt/internal/debug/ui/actions/HighlightStackFrameAction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2023 Zsombor Gegesy and others. | ||
| * | ||
| * This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License 2.0 | ||
| * which accompanies this distribution, and is available at | ||
| * https://www.eclipse.org/legal/epl-2.0/ | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 | ||
| * | ||
| * Contributors: | ||
| * Zsombor Gegesy - initial API and implementation | ||
| *******************************************************************************/ | ||
| package org.eclipse.jdt.internal.debug.ui.actions; | ||
|
|
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| import java.util.Objects; | ||
|
|
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| import org.eclipse.debug.core.DebugException; | ||
| import org.eclipse.jdt.debug.core.IJavaStackFrame; | ||
| import org.eclipse.jdt.internal.debug.ui.JDIDebugUIPlugin; | ||
| import org.eclipse.jdt.internal.debug.ui.JavaStackFramePreferencePage; | ||
| import org.eclipse.jdt.internal.ui.filtertable.Filter; | ||
| import org.eclipse.jdt.internal.ui.filtertable.FilterManager; | ||
| import org.eclipse.jface.action.IAction; | ||
| import org.eclipse.jface.preference.IPreferenceStore; | ||
| import org.eclipse.jface.viewers.IStructuredSelection; | ||
|
|
||
| /** | ||
| * Add the current stack frame to the highlighted frames. | ||
| * | ||
| */ | ||
| public class HighlightStackFrameAction extends ObjectActionDelegate { | ||
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| @Override | ||
| public void run(IAction action) { | ||
| // Make sure there is a current selection | ||
| IStructuredSelection selection = getCurrentSelection(); | ||
| if (selection == null) { | ||
| return; | ||
| } | ||
|
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| final var preferenceStore = JDIDebugUIPlugin.getDefault().getPreferenceStore(); | ||
| final var filterManager = JavaStackFramePreferencePage.CUSTOM_STACK_FRAMES; | ||
| for (Object selected : selection) { | ||
| if (selected instanceof IJavaStackFrame) { | ||
| IJavaStackFrame frame = (IJavaStackFrame) selected; | ||
| try { | ||
| addFilter(filterManager, preferenceStore, frame.getDeclaringTypeName()); | ||
| // Reset all the stack frames, to be evaluated on the next step again. | ||
| var thread = frame.getThread(); | ||
| var frames = thread.getStackFrames(); | ||
| for (var oneFrame : frames) { | ||
| if (oneFrame instanceof IJavaStackFrame) { | ||
| ((IJavaStackFrame) oneFrame).setCategory(null); | ||
| } | ||
| } | ||
| } catch (DebugException e) { | ||
| JDIDebugUIPlugin.log(e); | ||
| } | ||
| } | ||
| } | ||
|
|
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| } | ||
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| private void addFilter(FilterManager filterManager, IPreferenceStore preferenceStore, String filterName) { | ||
| var allStoredFilters = filterManager.getAllStoredFilters(preferenceStore, false); | ||
| if (enableFilter(allStoredFilters, filterName)) { | ||
| filterManager.save(preferenceStore, allStoredFilters); | ||
| } else { | ||
| var plusOne = new Filter[allStoredFilters.length + 1]; | ||
| plusOne[0] = new Filter(filterName, true); | ||
| System.arraycopy(allStoredFilters, 0, plusOne, 1, allStoredFilters.length); | ||
| filterManager.save(preferenceStore, plusOne); | ||
| } | ||
| } | ||
|
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| private boolean enableFilter(Filter[] allFilter, String filterName) { | ||
| for (Filter filter : allFilter) { | ||
| if (Objects.equals(filterName, filter.getName())) { | ||
| filter.setChecked(true); | ||
| return true; | ||
| } | ||
| } | ||
| return false; | ||
| } | ||
| } |